<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <link rel="stylesheet" href="css/layui.css">
    <script src="layui.js"></script>
</head>
<body>
    <i class="layui-icon layui-icon-404" style="font-size:100px;color:red"></i>
    <i class="layui-icon layui-icon-loading" style="font-size:100px"></i>
    <i class="layui-icon layui-icon-loading-1" style="font-size:100px"></i>
</body>
</html>